CH611762B - Elektronischer rechner, insbesondere taschenrechner mit wahlweisem uhrbetrieb. - Google Patents

Elektronischer rechner, insbesondere taschenrechner mit wahlweisem uhrbetrieb.

Info

Publication number
CH611762B
CH611762B CH708674A CH708674A CH611762B CH 611762 B CH611762 B CH 611762B CH 708674 A CH708674 A CH 708674A CH 708674 A CH708674 A CH 708674A CH 611762 B CH611762 B CH 611762B
Authority
CH
Switzerland
Prior art keywords
calculator
clock operation
particular pocket
optional clock
electronic
Prior art date
Application number
CH708674A
Other languages
English (en)
Other versions
CH611762GA3 (en
Inventor
Peter D Dickinson
France Rode
Thomas E Osborne
Allen J Baum
Original Assignee
Hewlett Packard Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication of CH611762B publication Critical patent/CH611762B/de
Application filed by Hewlett Packard Co filed Critical Hewlett Packard Co
Publication of CH611762GA3 publication Critical patent/CH611762GA3/xx

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G99/00—Subject matter not provided for in other groups of this subclass
    • G04G99/006—Electronic time-pieces using a microcomputer, e.g. for multi-function clocks
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0064—Visual time or date indication means in which functions not related to time can be displayed
    • G04G9/007—Visual time or date indication means in which functions not related to time can be displayed combined with a calculator or computing means
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
    • G06F15/0225—User interface arrangements, e.g. keyboard, display; Interfaces to other computer systems
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
    • G06F15/025—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators adapted to a specific application
    • G06F15/0258—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators adapted to a specific application for unit conversion

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Mathematical Physics (AREA)
  • Calculators And Similar Devices (AREA)
  • Electric Clocks (AREA)
  • Complex Calculations (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
CH708674A 1973-05-29 1974-05-22 Electronic calculator, particularly pocket calculator with optional clock operation CH611762GA3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US36457073A 1973-05-29 1973-05-29

Publications (2)

Publication Number Publication Date
CH611762B true CH611762B (de)
CH611762GA3 CH611762GA3 (en) 1979-06-29

Family

ID=23435094

Family Applications (1)

Application Number Title Priority Date Filing Date
CH708674A CH611762GA3 (en) 1973-05-29 1974-05-22 Electronic calculator, particularly pocket calculator with optional clock operation

Country Status (8)

Country Link
JP (1) JPS5653784B2 (de)
AU (1) AU471040B2 (de)
CA (1) CA1028427A (de)
CH (1) CH611762GA3 (de)
DE (2) DE2424756C3 (de)
FR (1) FR2232011B1 (de)
GB (4) GB1476953A (de)
ZA (1) ZA743469B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS525565A (en) * 1975-07-02 1977-01-17 Toshiba Corp Electric clock circuit
US4063409A (en) * 1976-01-05 1977-12-20 Intel Corporation Custom watch
US4158285A (en) * 1976-02-09 1979-06-19 Hewlett-Packard Company Interactive wristwatch calculator
JPS6059553B2 (ja) * 1976-12-01 1985-12-25 カシオ計算機株式会社 計時装置
US4181963A (en) * 1977-04-19 1980-01-01 Casio Computer Co., Ltd. Electronic calculator with time counting function
JPS5451510A (en) * 1977-09-30 1979-04-23 Olympus Optical Co Ltd Tape recorder
US4195220A (en) 1977-11-21 1980-03-25 Bristol Stanley M Portable elapsed time recorder
DE2812242C2 (de) * 1978-03-21 1987-01-15 Robert Bosch Gmbh, 7000 Stuttgart Verfahren zur Ablaufsteuerung
DE2951162A1 (de) * 1979-12-19 1981-07-02 Casio Computer Co., Ltd., Tokyo Vorrichtung zum steuern des energieverbrauchs fuer eine elektronische digitale datenverarbeitungsvorrichtung
JPS5842499B2 (ja) * 1980-11-05 1983-09-20 オムロン株式会社 電子式キヤツシユレジスタ
JPS57185562A (en) * 1981-05-12 1982-11-15 Casio Comput Co Ltd Small-sized electronic calculator with program
JPS5890262A (ja) * 1981-11-25 1983-05-28 Sharp Corp 電子機器
JPS61180182U (de) * 1985-04-27 1986-11-10
JPS6142491U (ja) * 1985-07-18 1986-03-19 セイコーエプソン株式会社 計算機付計時装置
GB2224866A (en) * 1988-11-02 1990-05-16 Julian David Williams Improvements in or relating to an event recording device

Also Published As

Publication number Publication date
JPS5047531A (de) 1975-04-28
DE2462301C3 (de) 1978-09-28
GB1476952A (en) 1977-06-16
DE2424756A1 (de) 1975-01-09
GB1476954A (en) 1977-06-16
AU471040B2 (en) 1976-04-08
JPS5653784B2 (de) 1981-12-21
ZA743469B (en) 1975-06-25
DE2424756B2 (de) 1977-10-06
GB1476953A (en) 1977-06-16
DE2462301A1 (de) 1976-09-16
CH611762GA3 (en) 1979-06-29
CA1028427A (en) 1978-03-21
DE2462301B2 (de) 1978-01-05
DE2424756C3 (de) 1978-06-01
FR2232011A1 (de) 1974-12-27
GB1476951A (en) 1977-06-16
AU6868174A (en) 1975-11-13
FR2232011B1 (de) 1982-02-19

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Legal Events

Date Code Title Description
PL Patent ceased